Home / 27,607.50-41,411.25-6,831

Finding the Fourth Proportional to 27,607.50, 41,411.25 and 6,831

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Solution

The fourth proportional to 27,607.50, 41,411.25 and 6,831 is: 10,246.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,607.50 : 41,411.25 = 6,831 : x
  2. Step 2: Convert to fraction form
    27,607.50/41,411.25 = 6,831/x
  3. Step 3: Cross multiply
    27,607.50x = 41,411.25 × 6,831
  4. Step 4: Simplify right side
    27,607.50x = 282,880,248.75
  5. Step 5: Solve for x
    x = 282,880,248.75/27,607.50
  6. Step 6: Final answer
    x = 10,246.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.